I would also suggest to use another day. e.g. release date of first Bitcoin version or something like that because we dont know if that was the last post of satoshi.
Then I suggest June 7. Why the 7th of June? Google it to find the answer. Hint: It's computer related.
~Bruno~
The First Crusade: The Siege of Jerusalem begins?
Mohandas Gandhi's first act of civil disobedience?
Priscilla Presley opens Graceland to the public?
Abu Musab al-Zarqawi, the leader of Al-Qaeda in Iraq, is killed in an airstrike by the United States Air Force?
Oh, wait, you said computer related... Is it
Sony introduces the Betamax videocassette recorder for sale to the public? I hope you don't think that's representative of Bitcoin
Or is it the sun blowing up last year and screwing up a bunch of satellites?